content_provision.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    app:layout_behavior="@string/appbar_scrolling_view_behavior"
    tools:context="com.espressif.ui.activities.ProvisionActivity"
    tools:showIn="@layout/activity_provision">

    <TextView
        android:id="@+id/setup_instructions_view"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:layout_gravity="center"
        android:layout_marginTop="30dp"
        android:layout_marginBottom="25dp"
        android:paddingLeft="16dp"
        android:paddingRight="16dp"
        android:text="@string/setup_instructions"
        android:textAlignment="center"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textSize="18sp" />

    <TextView
        android:id="@+id/ssid_text"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@id/setup_instructions_view"
        android:layout_marginBottom="30dp"
        android:paddingLeft="16dp"
        android:paddingRight="16dp"
        android:text="Your SSID"
        android:textAlignment="center"
        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
        android:textSize="18sp" />

    <android.support.design.widget.TextInputLayout
        android:id="@+id/ssid_input_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@id/ssid_text"
        android:layout_marginStart="20dp"
        android:layout_marginEnd="20dp"
        android:layout_marginBottom="30dp">

        <AutoCompleteTextView
            android:id="@+id/ssid_input"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:hint="@string/ssid_hint_text"
            android:inputType="text" />

    </android.support.design.widget.TextInputLayout>

    <android.support.design.widget.TextInputLayout
        android:id="@+id/password_input_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@id/ssid_input_layout"
        android:layout_marginStart="20dp"
        android:layout_marginEnd="20dp"
        android:layout_marginBottom="30dp"
        app:passwordToggleEnabled="true">

        <EditText
            android:id="@+id/password_input"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:hint="@string/password_hint_text"
            android:inputType="textPassword" />

    </android.support.design.widget.TextInputLayout>

    <RelativeLayout
        android:id="@+id/provision_button_layout"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_below="@id/password_input_layout"
        android:layout_marginTop="25dp"
        android:layout_marginBottom="30dp">

        <Button
            android:id="@+id/btn_provision"
            style="@style/Widget.AppCompat.Button.Colored"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_alignParentBottom="true"
            android:layout_marginStart="30dp"
            android:layout_marginEnd="30dp"
            android:background="@drawable/bg_btn"
            android:enabled="false"
            android:text="@string/provision"
            android:textAllCaps="false"
            android:textColor="#FFFFFF" />

        <ProgressBar
            android:id="@+id/progress_indicator"
            style="@android:style/Widget.DeviceDefault.Light.ProgressBar"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:visibility="gone" />

    </RelativeLayout>

</RelativeLayout>